//
// Created by nicemoe on 2021/8/7.
//

#include  <iostream>
#include<fstream>

using namespace std;

int main()
{
    char automobile[50];
    int year;
    double a_price;
    double d_price;

    ofstream outFile;
    outFile.open("charinfo.txt");

    cout << "Enter the make and model of automobile: ";
    cin.getline(automobile,50);
    cout << "Enter the model year: ";
    cin >> year;
    cout << "Enter the original asking price: ";
    cin >> a_price;
    d_price = 0.913 * a_price;
    //用一般的方式输出浮点型，例如Ｃ＋＋程序在控制台显示的时候大一点的数，显示的时候使用了科学计数法，使用该命令即可像一般的方式显示
    cout << fixed;
    //设置精确度为2，并返回上一次的设置。
    cout.precision(2);
    //显示浮点数小数点后面的零。
    cout.setf(ios_base::showpoint);
    cout << "Make and model: "<< automobile << endl;
    cout << "Year: "<< year << endl;
    cout << "Was asking $"<< a_price << endl;
    cout << "Now asking $"<< d_price << endl;

    outFile<<fixed;
    outFile.precision(2);
    outFile.setf(ios_base::showpoint);
    outFile << "Make and model: "<< automobile << endl;
    outFile << "Year: "<< year << endl;
    outFile << "Was asking $"<< a_price << endl;
    outFile << "Now asking $"<< d_price << endl;
    outFile.close();
    return 0;
}
